I've shopped at Costco for over a decade. Here are the 8 biggest mistakes I see customers make.

Tech Insider : Business, Style
The outside of Costco with a white exterior and blue-and-red sign with the sky in the background
Costco is a great chain to affordably buy products in bulk.

Olivia Yi

Amazon is ratcheting up fast delivery and raising the stakes for rivals like Walmart

Tech Insider : Business
An Amazon Prime delivery van is parked outside Amazon headquarters in Seattle, Washington on January 29, 2026. US online retail and cloud computing giant Amazon said on January 28 it will cut 16,000 jobs worldwide as the company tries to streamline amid its major push into AI.

Empty stores and massage chairs next to produce: Amazon Fresh employees explain the chain's demise

Tech Insider : Business, Style, Technology
An employee picks orders for customers at an Amazon Fresh grocery store on December 12, 2024 in Federal Way, Washington.
Amazon Fresh struggled to separate itself from other grocers, store employees told Business Insider.

David Ryder/Getty Images

At 80, I won't retire from my family's 150-year-old grocery business anytime soon. I'll run it for as long as l can.

Tech Insider : Business
A greengrocer at his stand inside a market
Greengrocer Robin Blair with his wares

Courtesy of Alyson Williamson

I choose to go to the human cashier at the grocery store. I'm opting for more human interaction.

Tech Insider : Business, Technology
Midsection of woman paying bill with credit card while standing by counter at supermarket
The author (not pictured) chooses human interaction over self-checkout at the grocery store.

Cavan Images/Getty Images/Cavan Images RF

I used to work at Trader Joe's. Here are 6 popular items that are worth the hype and 4 I'd skip.

Tech Insider : Business, Style
Intercut photos of a hand holding a clear bottle with a white label containing Everything but the Bagel Seasoning and a hand holding a tan carton of non-dairy beverage with an illustration of a glass of oat milk
Items like Everything but the Bagel Sesame Seasoning Blend are worth the hype, but I skip the chain's nondairy oat beverage.

Leah Kern

I'm a dietitian on the Mediterranean diet. Here are 12 things I buy at Trader Joe's when I don't feel like cooking.

Tech Insider : Business, Sports, Style
A cart full of groceries at trader joes
As a dietitian, I get many of my favorite Mediterranean-diet staples at Trader Joe's when I can find them.

Lauren Manaker

We waited in line for the 'Erewhon of New York' and saw the power of TikTok marketing firsthand

Tech Insider : Business
Authors posing in front of Meadow Lane
We joined New Yorkers in an hourslong line for Meadow Lane on Friday.

Jordan Hart/Business Insider

I'm a baker who tried to find the best store-bought pumpkin pie. Out of 4 desserts, there are only 2 I'd buy again.

Tech Insider : Business
Four slices of pie on clear-glass plates, in rows of two. The plates sit on a light-brown table with a serving utensil to the left of them.
I compared desserts from Safeway, Costco, Kroger, and Walmart to find the best store-bought pumpkin pie.

Molly Allen

New England grocery chain Market Basket used a court order to bar 2 ousted executives from its stores

Tech Insider : Business
Market Basket.
Market Basket has 90 stores throughout the New England area.

Matt Stone/MediaNews Group/Boston Herald via Getty Images

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